imputeIPZ function

imputeIPZ

Impute data according to IPZ method. Output is supposed to be passed to permute.IPZ

imputeIPZ(data, pool = TRUE)

Arguments

• data: matrix as returned by as.matrix(generateData(param))
• pool: if TRUE impute events times from pooled Kaplan-Meier estimator (default: TRUE)

Returns

original data with 4 new columns (V1 and V2) containing the imputed observations

References

Wang, R., Lagakos, S.~W. and Gray, R.~J. Testing and interval estimation for two-sample survival comparisons with small sample sizes and unequal censoring. Biostatistics, 11(4), 676--692, January 2010.